Founded in 1902 by Joseph Belden, Belden has grown from a wire maker into a global manufacturer of connectivity and data-infrastructure solutions. The company combines its long history in cable— including wire used aboard Apollo 11—with industrial networking, cybersecurity and consulting that connect factory equipment, enterprise systems and cloud data. Belden operates across 31 countries and was among the first to market industrial Ethernet and fiber-optic cable in the early 1980s.
Great Place to Work
certification
IEC 62443-4-2 Security Level 2
certification
Leviton Manufacturing Co., IncEstablished in 1906, Leviton Manufacturing Co., Inc. builds electrical, lighting, energy-management and data-networking solutions, including complete end-to-end copper and fiber cabling systems. Its Network Solutions business combines U.S.-based manufacturing with a global support and distribution network, while all of its global Network Solutions facilities achieved carbon neutrality in 2024. The company develops products under ISO 9001-certified processes and serves demanding environments such as data centers, smart buildings and healthcare facilities.MELVILLE, NY
Custom Cable CorpSince 1974, Long Island-founded Custom Cable Corp. has grown from a small distributor into a global supplier of industrial wire and cable, supporting everything from manufacturing and energy systems to hospitals and data centers. Its 15,000-plus active wire and cable variations are backed by custom processing, technical guidance, and logistics built for both prototype work and time-sensitive orders. The company’s team brings more than 150 years of combined expertise, with sales professionals averaging over 25 years in the industry.WEXFORD, PA
Bel Fuse, IncSince its founding in 1949, Bel Fuse has grown from a television-fuse maker into a global electronics manufacturer. The company is known for developing dependable components for demanding infrastructure and transportation applications, including data centers and rail systems.YORK, PA
Sumitomo Electric Industries, LtdWith roots in Osaka dating to 1897, Sumitomo Electric Industries is a technology manufacturer built around more than 120 years of innovation and the Sumitomo tradition of valuing technology and social trust. The company develops connectivity and transmission technologies for customers worldwide, including automotive high-speed cable assemblies, while employing more than 300,000 people across its global group.LOS ANGELES, CA